. >>> there's been a very public apology from rupert murdoch, the head of news corp. he's taken out full-page ads in seven british newspapers, all saying he's sorry about the phone hacking scandal that has engulfed his media empire. yesterday he apologized in person to the parents of a murdered girl whose phone was allegedly hacked. >>> well, so far, no debt talks planned for this weekend between president obama and congressional leaders. in his weekly address, the president stressed the need for balance in any deficit reduction deal, and he says both tax hikes on the wealthy and spending cuts on popular entitlement programs need to be considered. republicans, however, saying tax hikes are off the table. the u.s. must raise its debt level by august 2nd, you know, or risk defaulting on loans. >>> a pretty big day on the campaign trail today. the presidential hopefuls spread out from iowa to alabama, but as cnn deputy political director paul steinhauser explains, the biggest turnout may actually be for the president. >> good morning, t.j. president barack obama's re-ele